Gemini 4 Argonvs.Kimi K3.1 Pro
Which one is better?
Gemini 4 Argon is clearly ahead in the overall index, at the same price.
93
Gemini 4 Argon
Rank 2 to 7
80
Kimi K3.1 Pro
Rank 10 to 13
82
Gemini 4 Argon
fairly slow
36
Kimi K3.1 Pro
slow
$4
Gemini 4 Argon
fairly expensive
$4
Kimi K3.1 Pro
fairly expensive
Gemini 4 Argon
- Subscription
At Google DeepMind from €21.99 a month (Google AI Pro, with limited credits). Through other providers from ≈ €6.36 a month (ElevenLabs Starter, with limited credits). 28 plans in Germany.
- Via API
$2 input, $10 output per 1M tokens.
- Note
- There is a successor: Gemini 4 Carbon (rank 1 to 5).
Kimi K3.1 Pro
- Subscription
At Moonshot AI from ≈ €20.14 a month (Kimi Plus, with limited credits). 4 plans in Germany.
- Via API
$2 input, $10 output per 1M tokens.
Overall index with data through Oct 29, 2026 · Prices from Oct 29, 2026 · Speed: measured by Artificial Analysis · Subscriptions as of Oct 24, 2026 · Subscription prices incl. VAT
Where is the difference?
Values from 0 to 100 per task area. We only name a winner when the gap is large enough and there are enough tests.
Gemini 4 Argon ahead: 5Kimi K3.1 Pro ahead: 0level: 3too little data: 2of 10 areas
AreaGemini 4 ArgonKimi K3.1 Pro0 to 100, higher is betterResult
Areas in the overall index
CodinglevelGemini 4 Argon: 90Kimi K3.1 Pro: 85
ReasoninglevelGemini 4 Argon: 90Kimi K3.1 Pro: 80
MathematicsGemini 4 Argon aheadGemini 4 Argon: 90Kimi K3.1 Pro: 81
KnowledgeGemini 4 Argon aheadGemini 4 Argon: 97Kimi K3.1 Pro: 85
AgentslevelGemini 4 Argon: 80Kimi K3.1 Pro: 80
GeneralGemini 4 Argon aheadGemini 4 Argon: 92Kimi K3.1 Pro: 74
Multimodalonly Kimi K3.1 Pro has a scoreGemini 4 Argon: not enough dataKimi K3.1 Pro: 75
Specialist fields
FinanceGemini 4 Argon aheadGemini 4 Argon: 92Kimi K3.1 Pro: 62
LegalGemini 4 Argon aheadGemini 4 Argon: 91Kimi K3.1 Pro: 68
Healthonly Gemini 4 Argon has a scoreGemini 4 Argon: 93Kimi K3.1 Pro: not enough data
Show 3 more areas that do not count toward the overall index
AreaGemini 4 ArgonKimi K3.1 Pro0 to 100, higher is betterResult
Cybersecurityonly Gemini 4 Argon has a scoreGemini 4 Argon: 97Kimi K3.1 Pro: not enough data
Productivityonly Gemini 4 Argon has a scoreGemini 4 Argon: 91Kimi K3.1 Pro: not enough data
Educationonly Gemini 4 Argon has a scoreGemini 4 Argon: 90Kimi K3.1 Pro: not enough data
See for yourself: same task, one attempt
There is no shared test round for this selection. Results from different rounds are not mixed.
All data side by side
The better value is bold. For the overall index only when the gap is clear.
| Metric | Gemini 4 Argon | Kimi K3.1 Pro |
|---|---|---|
| Intelligence | ||
| Overall index0 to 100, higher is better | 93 | 80 |
| Rank | Rank 2 to 7 of 95 | Rank 10 to 13 of 95 |
| Price per 1M tokens | ||
| Inputwhat you send | $2 | $2 |
| Outputwhat the model writes | $10 | $10 |
| Speed | ||
| Tokens per second | 82 | 36 |
| Technical | ||
| Context windowhow much text the model reads at once | 1.05 M tokens≈ 1,570 A4 pages | 1.05 M tokens≈ 1,570 A4 pages |
| Knowledge cutoff | n/a | n/a |
| Released | Oct 13, 2026 | Oct 23, 2026 |
| Availability | Active | Active |
| Open weights | no | n/a |
- Gemini 4 Argon, Standard pricing through November 30, 2026: Per 1 million tokens: $2.00 input, $10.00 output including thinking, and $0.10 cached input. Source
- Gemini 4 Argon, Standard pricing from December 1, 2026: Per 1 million tokens: $4.00 input, $20.00 output including thinking, and $0.20 cached input. Source
- Gemini 4 Argon, Caching: Implicit caching only; explicit caching is not supported. Source
- Kimi K3.1 Pro, API price listed by Artificial Analysis: $2 input, $10 output, and $0.20 cached input per 1 million tokens. Kimi's official API publishes CNY rates separately. Source
- Kimi K3.1 Pro, Official API pricing: K3.1 Pro: CNY 13 input, CNY 68 output, CNY 13 cache write, and CNY 1.30 cache hit per million tokens. Source
- Kimi K3.1 Pro, Highspeed API pricing: CNY 26 input, CNY 136 output, CNY 26 cache write, and CNY 1.30 cache hit per million tokens. Source
- Kimi K3.1 Pro, International API pricing in USD: The international Kimi platform lists $2 input, $10 output, $2 cache write and $0.20 cache hit per million tokens. Highspeed costs $4/$20/$4/$0.20. Checked October 29, 2026. Separately documented CNY tariffs remain separate observations. Source
Prices without caching or batch discounts · Page count as a rule of thumb from Artificial Analysis
Shared benchmarks
Single results from the same benchmark version, task and metric. A value is bold only with the same test setup and a clear gap.
A: Gemini 4 ArgonB: Kimi K3.1 Pro
BioMysteryBenchOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 76.3%Kimi K3.1 Pro: 75.6%Vals AIAs of 10/24/2026
EMB v1.1Overall · higher is betterTest setup not documented as identicalGemini 4 Argon: 74.8%Kimi K3.1 Pro: 70%Vals AIAs of 10/26/2026
Finance Agent v2.1Overall · higher is betterTest setup not documented as identicalGemini 4 Argon: 67.7%Kimi K3.1 Pro: 61.5%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Overall · Task fully resolved · higher is betterTest setup not documented as identicalGemini 4 Argon: 27.1%Kimi K3.1 Pro: 11.7%Vals AIAs of 10/26/2026
IOIOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 100%Kimi K3.1 Pro: 81.9%Vals AIAs of 10/24/2026
Legal Research BenchOverall · All-pass · higher is betterTest setup not documented as identicalGemini 4 Argon: 54.8%Kimi K3.1 Pro: 37.5%Vals AIAs of 10/26/2026
MysteryMechanismOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 45.5%Kimi K3.1 Pro: 26.1%Vals AIAs of 10/24/2026
ProofBench v1.1Overall · higher is betterTest setup not documented as identicalGemini 4 Argon: 99%Kimi K3.1 Pro: 91%Vals AIAs of 10/24/2026
Tax Agent BenchOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 44.6%Kimi K3.1 Pro: 24.9%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Overall · higher is betterTest setup not documented as identicalGemini 4 Argon: 57.6%Kimi K3.1 Pro: 63.6%Vals AIAs of 10/26/2026
Show 54 more benchmarks
Terminal-Bench-ScienceOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 44.3%Kimi K3.1 Pro: 31.4%Vals AIAs of 10/25/2026
Vals Finance IndexOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 64.9%Kimi K3.1 Pro: 56%Vals AIAs of 10/26/2026
Vals IndexOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 69.2%Kimi K3.1 Pro: 62.5%Vals AIAs of 10/27/2026
Vals Legal IndexOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 76.7%Kimi K3.1 Pro: 67%Vals AIAs of 10/26/2026
Vals Science IndexOverall · higher is betterTest setup not documented as identicalGemini 4 Argon: 55.4%Kimi K3.1 Pro: 44.4%Vals AIAs of 10/25/2026
Vibe Code Bench v1.1Overall · higher is betterTest setup not documented as identicalGemini 4 Argon: 91.9%Kimi K3.1 Pro: 84.9%Vals AIAs of 10/26/2026
BioMysteryBenchHard · higher is betterTest setup not documented as identicalGemini 4 Argon: 39.2%Kimi K3.1 Pro: 29.4%Vals AIAs of 10/24/2026
EMB v1.1Comps · higher is betterTest setup not documented as identicalGemini 4 Argon: 82.9%Kimi K3.1 Pro: 67.4%Vals AIAs of 10/26/2026
Finance Agent v2.1Adjustments · higher is betterTest setup not documented as identicalGemini 4 Argon: 70.8%Kimi K3.1 Pro: 57.4%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Antitrust Competition · Criteria passed · higher is betterTest setup not documented as identicalGemini 4 Argon: 97.6%Kimi K3.1 Pro: 90.4%Vals AIAs of 10/26/2026
IOIIOI 2024 · higher is betterTest setup not documented as identicalGemini 4 Argon: 100%Kimi K3.1 Pro: 100%Vals AIAs of 10/24/2026
Legal Research BenchAdministrative / Regulatory · All-pass · higher is betterTest setup not documented as identicalGemini 4 Argon: 68.2%Kimi K3.1 Pro: 56.1%Vals AIAs of 10/26/2026
Tax Agent BenchControversy & Precedence Analysis · higher is betterTest setup not documented as identicalGemini 4 Argon: 20%Kimi K3.1 Pro: 10%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Hardware · higher is betterTest setup not documented as identicalGemini 4 Argon: 46.7%Kimi K3.1 Pro: 40%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceEarth Sciences · higher is betterTest setup not documented as identicalGemini 4 Argon: 62.5%Kimi K3.1 Pro: 12.5%Vals AIAs of 10/25/2026
Vals Finance IndexEMB v1.1 · higher is betterTest setup not documented as identicalGemini 4 Argon: 74.8%Kimi K3.1 Pro: 70%Vals AIAs of 10/26/2026
Vals IndexCode Migration v1.1 · higher is betterTest setup not documented as identicalGemini 4 Argon: 74.4%Kimi K3.1 Pro: 59.7%Vals AIAs of 10/27/2026
Vals Legal IndexBusiness & Commercial · higher is betterTest setup not documented as identicalGemini 4 Argon: 71.5%Kimi K3.1 Pro: 59.8%Vals AIAs of 10/26/2026
Vals Science IndexBioMysteryBench · higher is betterTest setup not documented as identicalGemini 4 Argon: 76.3%Kimi K3.1 Pro: 75.6%Vals AIAs of 10/25/2026
BioMysteryBenchHuman-solvable · higher is betterTest setup not documented as identicalGemini 4 Argon: 84.9%Kimi K3.1 Pro: 86.3%Vals AIAs of 10/24/2026
EMB v1.1Dataroom · higher is betterTest setup not documented as identicalGemini 4 Argon: 85%Kimi K3.1 Pro: 87.6%Vals AIAs of 10/26/2026
Finance Agent v2.1All-Pass · higher is betterTest setup not documented as identicalGemini 4 Argon: 58.9%Kimi K3.1 Pro: 48.4%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Antitrust Competition · Task fully resolved · higher is betterTest setup not documented as identicalGemini 4 Argon: 60%Kimi K3.1 Pro: 0%Vals AIAs of 10/26/2026
IOIIOI 2025 · higher is betterTest setup not documented as identicalGemini 4 Argon: 100%Kimi K3.1 Pro: 75.5%Vals AIAs of 10/24/2026
Legal Research BenchAdministrative / Regulatory · Weighted partial credit · higher is betterTest setup not documented as identicalGemini 4 Argon: 92.9%Kimi K3.1 Pro: 81.9%Vals AIAs of 10/26/2026
Tax Agent BenchControversy & Precedence Analysis · higher is betterTest setup not documented as identicalGemini 4 Argon: 63.6%Kimi K3.1 Pro: 58%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Media · higher is betterTest setup not documented as identicalGemini 4 Argon: 83.3%Kimi K3.1 Pro: 58.3%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceEngineering Sciences · higher is betterTest setup not documented as identicalGemini 4 Argon: 11.1%Kimi K3.1 Pro: 22.2%Vals AIAs of 10/25/2026
Vals Finance IndexFinance Agent v2.1 · higher is betterTest setup not documented as identicalGemini 4 Argon: 67.7%Kimi K3.1 Pro: 61.5%Vals AIAs of 10/26/2026
Vals IndexEMB v1.1 · higher is betterTest setup not documented as identicalGemini 4 Argon: 74.8%Kimi K3.1 Pro: 70%Vals AIAs of 10/27/2026
Vals Legal IndexCivil Negligence · higher is betterTest setup not documented as identicalGemini 4 Argon: 74%Kimi K3.1 Pro: 62.4%Vals AIAs of 10/26/2026
Vals Science IndexMysteryMechanism · higher is betterTest setup not documented as identicalGemini 4 Argon: 45.5%Kimi K3.1 Pro: 26.1%Vals AIAs of 10/25/2026
EMB v1.1DCF · higher is betterTest setup not documented as identicalGemini 4 Argon: 65.5%Kimi K3.1 Pro: 64.4%Vals AIAs of 10/26/2026
Finance Agent v2.1Comparables · higher is betterTest setup not documented as identicalGemini 4 Argon: 61.7%Kimi K3.1 Pro: 63.9%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Arbitration International Dispute Resolution · Criteria passed · higher is betterTest setup not documented as identicalGemini 4 Argon: 96.1%Kimi K3.1 Pro: 94.1%Vals AIAs of 10/26/2026
IOIIOI 2026 · higher is betterTest setup not documented as identicalGemini 4 Argon: 100%Kimi K3.1 Pro: 70.2%Vals AIAs of 10/24/2026
Legal Research BenchBusiness & Commercial · All-pass · higher is betterTest setup not documented as identicalGemini 4 Argon: 46.5%Kimi K3.1 Pro: 27.9%Vals AIAs of 10/26/2026
Tax Agent BenchCurrent & Temporal Analysis · higher is betterTest setup not documented as identicalGemini 4 Argon: 66.7%Kimi K3.1 Pro: 36.7%Vals AIAs of 10/26/2026
Terminal-Bench 4.0ML · higher is betterTest setup not documented as identicalGemini 4 Argon: 69.7%Kimi K3.1 Pro: 81.8%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceLife Sciences · higher is betterTest setup not documented as identicalGemini 4 Argon: 42.1%Kimi K3.1 Pro: 36.8%Vals AIAs of 10/25/2026
Vals Finance IndexTax Agent Bench · higher is betterTest setup not documented as identicalGemini 4 Argon: 44.6%Kimi K3.1 Pro: 24.9%Vals AIAs of 10/26/2026
Vals IndexFinance Agent v2.1 · higher is betterTest setup not documented as identicalGemini 4 Argon: 67.7%Kimi K3.1 Pro: 61.5%Vals AIAs of 10/27/2026
Vals Legal IndexCriminal · higher is betterTest setup not documented as identicalGemini 4 Argon: 75.8%Kimi K3.1 Pro: 60.3%Vals AIAs of 10/26/2026
Vals Science IndexTerminal-Bench-Science · higher is betterTest setup not documented as identicalGemini 4 Argon: 44.3%Kimi K3.1 Pro: 31.4%Vals AIAs of 10/25/2026
EMB v1.1LBO · higher is betterTest setup not documented as identicalGemini 4 Argon: 67.2%Kimi K3.1 Pro: 55.2%Vals AIAs of 10/26/2026
Finance Agent v2.1Disclosure Analysis · higher is betterTest setup not documented as identicalGemini 4 Argon: 83.3%Kimi K3.1 Pro: 70.1%Vals AIAs of 10/26/2026
HLAB-Vals-1.1Arbitration International Dispute Resolution · Task fully resolved · higher is betterTest setup not documented as identicalGemini 4 Argon: 0%Kimi K3.1 Pro: 10%Vals AIAs of 10/26/2026
Legal Research BenchBusiness & Commercial · Weighted partial credit · higher is betterTest setup not documented as identicalGemini 4 Argon: 91.9%Kimi K3.1 Pro: 66.3%Vals AIAs of 10/26/2026
Tax Agent BenchCurrent & Temporal Analysis · higher is betterTest setup not documented as identicalGemini 4 Argon: 84.6%Kimi K3.1 Pro: 64.8%Vals AIAs of 10/26/2026
Terminal-Bench 4.0Operations · higher is betterTest setup not documented as identicalGemini 4 Argon: 55.6%Kimi K3.1 Pro: 55.6%Vals AIAs of 10/26/2026
Terminal-Bench-ScienceMathematical Sciences · higher is betterTest setup not documented as identicalGemini 4 Argon: 58.8%Kimi K3.1 Pro: 23.5%Vals AIAs of 10/25/2026
Vals IndexHLAB-Vals-1.1 · higher is betterTest setup not documented as identicalGemini 4 Argon: 27.1%Kimi K3.1 Pro: 11.7%Vals AIAs of 10/27/2026
Vals Legal IndexFamily · higher is betterTest setup not documented as identicalGemini 4 Argon: 36.4%Kimi K3.1 Pro: 13.6%Vals AIAs of 10/26/2026
EMB v1.1M&A · higher is betterTest setup not documented as identicalGemini 4 Argon: 80.2%Kimi K3.1 Pro: 78.1%Vals AIAs of 10/26/2026
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